6 citations · 36 across the 23 of their papers we have counts for
24 papers
Optimization Studies of Radiation Shielding for the PIP-II Project at Fermilab
Alajos Makovec, Dali Georgobiani, Igor Rakhno +1
The PIP-II project at Fermilab, which includes an 800-MeV superconducting LINAC, demands rigorous radiation shielding optimization to meet safety requirements. We updated the MARS…
Radiation Shielding Analysis for the PIP-II Linac at Fermilab
Igor Rakhno, Nikolai Mokhov, Igor Tropin +2
The Proton Improvement Plan-II (PIP-II) [1] has been developed at Fermilab to provide powerful proton beams to the laboratorys experiments. An 800-MeV superconducting linear accele…
Optimization Studies for the Long-Baseline Neutrino Facility at Fermilab
Igor Rakhno, Nikolai Mokhov, Igor Tropin +1
The Deep Underground Neutrino Experiment and Long-Baseline Neutrino Facility (DUNE-LBNF) are under development at Fermilab since early 2010s [1]. At present, the work is being perf…
Critical problems of energy frontier Muon Colliders: optics, magnets and radiation
Yu. I. Alexahin, E. Barzi, E. Gianfelice-Wendt +8
This White Paper brings together our previous studies on a Muon Collider (MC) and presents a design concept of the 6 TeV MC optics, the superconducting (SC) magnets, and a prelimin…
Solving Critical Problems of the Muon Collider Higgs Factory: Optics, Magnets and their Protection, Detector Backgrounds
Yu. Alexahin, E. Gianfelice-Wendt, V. Kapin +5
A low-energy medium-luminosity Muon Collider (MC) is being studied as a possible Higgs Factory (HF). Electrons from muon decays will deposit more than 300 kW in superconducting mag…
Detector Backgrounds at the Higgs Factory Muon Collider: MARS vs FLUKA
N. V. Mokhov, S. I. Striganov, I. S. Tropin +2
Simulations for the 125-GeV Higgs Factory (HF) Muon Collider (MC) have shown large background particle loads on the collider detector. To verify level, source and composition of ba…
The Higgs Factory Muon Collider Superconducting Magnets and Their Protection Against Beam Decay Radiation
N. V. Mokhov, V. V. Kashikhin, S. I. Striganov +2
Low-energy medium-luminosity Muon Collider (MC) is being studied as a possible Higgs Factory (HF). Electrons from muon decays will deposit more than 300 kW in superconducting magne…
Preliminary Modeling Of Radiation Levels At The Fermilab PIP-II Linac
L. Lari, F. Cerutti, L. S. Esposito +5
PIP-II is the Fermilab's flagship project for providing powerful, high-intensity proton beams to the laboratory's experiments. The heart of PIP-II is an 800-MeV superconducting lin…
Activation assessment of the soil around the ESS accelerator tunnel
I. L. Rakhno, N. V. Mokhov, I. S. Tropin +1
Activation of the soil surrounding the ESS accelerator tunnel calculated by the MARS15 code is presented. A detailed composition of the soil, that comprises about 30 different chem…
Energy Deposition and Radiation to Electronics
A. Bignami, F. Broggi, M. Brugger +8
Chapter 10 in High-Luminosity Large Hadron Collider (HL-LHC) : Preliminary Design Report. The Large Hadron Collider (LHC) is one of the largest scientific instruments ever built. S…
Dark Current and Radiation Shielding Studies For The ILC Main Linac
Nikolai V. Mokhov, Igor L. Rakhno, Nikolay A. Solyak +2
Electrons of dark current (DC), generated in high-gradient superconducting RF cavities (SRF) due to field emission, can be accelerated up to very high energies-19 GeV in the case o…
MARS15 Simulation Of Radiation Environment At The ESS Linac
N. V. Mokhov, Yu. I. Eidelman, I. L. Rakhno +2
Comprehensive studies with the MARS15(2016) Monte-Carlo code are described on evaluation of prompt and residual radiation levels induced by nominal and accidental beam losses in th…
Design of the LBNF Beamline Target Station
S. Tariq, K. Ammigan, K. Anderson +23
The Long Baseline Neutrino Facility (LBNF) project will build a beamline located at Fermilab to create and aim an intense neutrino beam of appropriate energy range toward the DUNE…
Energy deposition and radiological studies for the LBNF Hadron Absorber
I. L. Rakhno, N. V. Mokhov, I. S. Tropin +1
Results of detailed Monte Carlo energy deposition and radiological studies performed for the LBNF hadron absorber with the MARS15 code are described. The model of the entire facili…
Mitigating Radiation Impact on Superconducting Magnets of the Higgs Factory Muon Collider
Nikolai Mokhov, Yuri I. Alexahin, Vadim V. Kashikhin +3
Recent discovery of a Higgs boson boosted interest in a low-energy medium-luminosity Muon Collider as a Higgs Factory (HF). A preliminary design of the HF storage ring (SR) is base…
Energy Deposition Studies for the Hi-Lumi LHC Inner Triplet Magnets
N. V. Mokhov, I. L. Rakhno, S. I. Striganov +4
A detailed model of the High Luminosity LHC inner triplet region with new large-aperture Nb3Sn magnets, field maps, corrector packages, and segmented tungsten inner absorbers was b…
Energy deposition studies for the LBNE beam absorber
Igor L. Rakhno, Nikolai V. Mokhov, Igor S. Tropin
Results of detailed Monte Carlo energy deposition studies performed for the LBNE absorber core and the surrounding shielding with the MARS15 code are described. The model of the en…
Storage Ring And Interaction Region Magnets For A μ+μ- Higgs Factory
A. V. Zlobin, Y. I. Alexahin, V. V. Kappin +4
A low-energy Muon Collider (MC) offers unique opportunities to study the recently found Higgs boson. However, due to a relatively large beam emittance with moderate cooling in this…
Reducing backgrounds in the higgs factory muon collider detector
N. V. Mokhov, S. I. Striganov, I. S. Tropin
A preliminary design of the 125 GeV Higgs Factory (HF) Muon Collider (MC) has identified an enormous background loads on the HF detector. This is related to the twelve times higher…
Beam-Induced Effects and Radiological Issues in High-Intensity High-Energy Fixed Target Experiments
N. V. Mokhov, S. R. Childress, A. I. Drozhdin +4
The next generation of accelerators for Megawatt proton and heavy-ion beams moves us into a completely new domain of extreme specific energies of up to 0.1 MJ/g (Megajoule/gram) an…
MARS15 Code Developments Driven by the Intensity Frontier Needs
N. V. Mokhov, V. S. Pronskikh, I. L. Rakhno +6
The MARS15(2012) is the latest version of a multi-purpose Monte-Carlo code developed since 1974 for detailed simulation of hadronic and electromagnetic cascades in an arbitrary 3-D…
Improving the Fermilab Booster Notching Efficiency, Beam Losses and Radiation Levels
I. L. Rakhno, A. I. Drozhdin, N. V. Mokhov +2
Currently a fast vertical 1.08-m long kicker (notcher) located in the Fermilab Booster Long-5 straight section is used to remove 3 out of 84 circulating bunches after injection to…
Machine-Related Backgrounds in the SiD Detector at ILC
D. S. Denisov, N. V. Mokhov, S. I. Striganov +2
With a multi-stage collimation system and magnetic iron spoilers in the tunnel, the background particle fluxes on the ILC detector can be substantially reduced. At the same time, b…
On Multiphoton Bremsstrahlung
A. Kolchuzhkin, A. Potylitsyn, A. Bogdanov +1
Kinetic equations for the process of multiphoton bremsstrahlung of electron in a matter have been used to derive the equations for the moments of distributions of electrons over th…